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UniProtKB - C7B247 (NDB47_ISOMC)
Protein
Imcroporin
Gene
N/A
Organism
Isometrus maculatus (Lesser brown scorpion) (Scorpio maculatus)
Status
Functioni
Has potent antibacterial activity against Gram-positive bacteria M.luteus, B.thuringiensis, S.aureus and B.subtilis, but not Gram-negative bacteria. Shows a weak cytotoxicity effect against mammalian cell lines and relatively low hemolytic activity against human erythrocytes.
1 PublicationMiscellaneous
A fragment comprising residues 4-17 has been detected in venom but it is unclear whether it has a physiological role or is simply due to degradation.1 Publication
GO - Biological processi
- defense response to bacterium Source: UniProtKB-KW
Keywordsi
Molecular function | Antibiotic, Antimicrobial |
Names & Taxonomyi
Protein namesi | Recommended name: Imcroporin1 PublicationAlternative name(s): Non-disulfide-bridged peptide 4.71 Publication Short name: NDBP-4.71 Publication |
Organismi | Isometrus maculatus (Lesser brown scorpion) (Scorpio maculatus) |
Taxonomic identifieri | 497827 [NCBI] |
Taxonomic lineagei | Eukaryota › Metazoa › Ecdysozoa › Arthropoda › Chelicerata › Arachnida › Scorpiones › Buthida › Buthoidea › Buthidae › Isometrus |
Subcellular locationi
Extracellular region or secreted
- Secreted 1 Publication
Other locations
- Target cell membrane 1 Publication
Note: Probably forms a helical membrane channel in the prey.1 Publication
Extracellular region or secreted
- extracellular region Source: UniProtKB-SubCell
Other locations
- membrane Source: UniProtKB-KW
Keywords - Cellular componenti
Membrane, Secreted, Target cell membrane, Target membranePTM / Processingi
Molecule processing
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Signal peptidei | 1 – 22 | 1 PublicationAdd BLAST | 22 | |
PeptideiPRO_0000393447 | 23 – 39 | Imcroporin1 PublicationAdd BLAST | 17 | |
PropeptideiPRO_0000393448 | 45 – 74 | 1 PublicationAdd BLAST | 30 |
Amino acid modifications
Feature key | Position(s) | DescriptionActions | Graphical view | Length |
---|---|---|---|---|
Modified residuei | 39 | Lysine amide; partial1 Publication | 1 |
Keywords - PTMi
Amidation, Cleavage on pair of basic residuesExpressioni
Tissue specificityi
Expressed by the venom gland.1 Publication
Structurei
3D structure databases
AlphaFoldDBi | C7B247 |
ModBasei | Search... |
SWISS-MODEL-Workspacei | Submit a new modelling project... |
Family & Domainsi
Sequence similaritiesi
Belongs to the non-disulfide-bridged peptide (NDBP) superfamily. Short antimicrobial peptide (group 4) family.Curated
Keywords - Domaini
Signali Sequence
Sequence statusi: Complete.
: The displayed sequence is further processed into a mature form. Sequence processingi
C7B247-1 [UniParc]FASTAAdd to basket
10 20 30 40 50
MKFQYLLAVF LIVLVVTDHC QAFFSLLPSL IGGLVSAIKG RRRRQLEARF
60 70
EPKQRNFRKR ELDFEKLFAN MPDY
Mass spectrometryi
Molecular mass is 1760.0 Da. Determined by MALDI. Amidated.1 Publication
Molecular mass is 1761.0 Da. Determined by MALDI. 1 Publication
Sequence databases
Select the link destinations: EMBLi GenBanki DDBJi Links Updated | FJ750949 mRNA Translation: ACT78488.1 |
Similar proteinsi
Cross-referencesi
Sequence databases
Select the link destinations: EMBLi GenBanki DDBJi Links Updated | FJ750949 mRNA Translation: ACT78488.1 |
3D structure databases
AlphaFoldDBi | C7B247 |
ModBasei | Search... |
SWISS-MODEL-Workspacei | Submit a new modelling project... |
Family and domain databases
MobiDBi | Search... |
Entry informationi
Entry namei | NDB47_ISOMC | |
Accessioni | C7B247Primary (citable) accession number: C7B247 | |
Entry historyi | Integrated into UniProtKB/Swiss-Prot: | April 20, 2010 |
Last sequence update: | September 22, 2009 | |
Last modified: | May 25, 2022 | |
This is version 20 of the entry and version 1 of the sequence. See complete history. | ||
Entry statusi | Reviewed (UniProtKB/Swiss-Prot) |
Miscellaneousi
Keywords - Technical termi
Direct protein sequencingDocuments
- SIMILARITY comments
Index of protein domains and families